If (sourceUrlName.Contains(hostEntry) & sourceUrlName.ToLower().Contains('cookie'))ĭeleteUrlCacheEntry(internetCacheEntry.lpszSourceUrlName) String sourceUrlName = Marshal.PtrToStringAnsi(internetCacheEntry.lpszSourceUrlName) ĬacheEntryInfoBufferSizeInitial = cacheEntryInfoBufferSize InternetCacheEntry = (INTERNET_CACHE_ENTRY_INFOA)Marshal.PtrToStructure(cacheEntryInfoBuffer, typeof(INTERNET_CACHE_ENTRY_INFOA)) If (enumHandle = IntPtr.Zero & ERROR_NO_MORE_ITEMS = Marshal.GetLastWin32Error())ĬacheEntryInfoBufferSize = cacheEntryInfoBufferSizeInitial ĬacheEntryInfoBuffer = Marshal.AllocHGlobal(cacheEntryInfoBufferSize) ĮnumHandle = FindFirstUrlCacheEntry(null, cacheEntryInfoBuffer, ref cacheEntryInfoBufferSizeInitial) Start to delete URLs that do not belong to any group.ĮnumHandle = FindFirstUrlCacheEntry(null, IntPtr.Zero, ref cacheEntryInfoBufferSizeInitial) INTERNET_CACHE_ENTRY_INFOA internetCacheEntry IntPtr cacheEntryInfoBuffer = IntPtr.Zero

Public static void ClearIECache(string url) Public static extern bool DeleteUrlCacheEntry( Ref int lpdwNextCacheEntryInfoBufferSize) Public static extern bool FindNextUrlCacheEntry( / Size of the LPDW next cache entry info buffer. Ref int lpdwFirstCacheEntryInfoBufferSize) Public static extern IntPtr FindFirstUrlCacheEntry( / Size of the LPDW first cache entry info buffer.ĬallingConvention = CallingConvention.StdCall)]

Static extern bool InternetGetCookie(string lpszUrl, string lpszCookieName, StringBuilder lpszCookieData, ref int lpdwSize)

Static extern bool InternetSetCookie(string lpszUrlName, string lpszCookieName, string lpszCookieData) If whole cache needs to be cleared then condition ' if(sourceUrlName.Contains(hostEntry) & sourceUrlName.ToLower().Contains('cookie'))' Using below function one can delete cookie for the certain host name.

Ie clear cookies and cache